ABPL30041- ASSIGNMENT 3

ABPL30041 - CONSTRUCTION DESIGN, SEMESTER 1 2021 Blair Gardiner, Subject coordinator Catherine Woo, Senior Tutor Pei Wen Kwek, Tutor

Janhavi Narayanaswamy, 1036367, 18th May, 2021 McKinnon Secondary College Senior Centre by H2O Architects, Tutorial no. 16

ASSIGNMENT 3: FINAL MODEL Section C

at.studio link: https://at.studio/abpl30041_20s1_t16_pei#model=6ab510d0-b750-11eb-8814-2b03d57b6c86

Fa l

Wind loads

l Fa

Primary structure load path

OR

FLO D ON 90 C SE 46.3 + FFL

Secondary structure load path

SEC

ON

OR O FL ST .990 R I F 42 + FFL

D FFL FLOO +4 R 6.3 90

FIR R

ST FFL FLOO +4 R 2.9 90

O FLO

D UN 90 O GR 39.0 + FFL

GR

OU

SE ISOMETRIC VIEW

ND FFL FLOO +3 R 9.0 90

SW ISOMETRIC VIEW

l Fa Fa l

SEC FFL OND +4 FL 6.3 OO 90 R FIR S FFL T FLO +4 OR 2.9 90

Hollow-core transfer load in north-south direction

GR O FFL UND +3 9.0 FLO 90 O

R

OR O L D F 6.390 N O +4 SEC FFL

OR O FL 0 ST 2.99 R I F L+4 FF

OR O L F 90 ND 39.0 U O L+ GR FF Buckling of stud due to lack of noggings for rigidity

Continuous load from precast panel

NE ISOMETRIC VIEW

NW ISOMETRIC VIEW

Cracking caused by Lifting ferrules lack of reinforcement panel at corner

embedded

in

Hollow stud frame acoustic insulation

requires Ceramic tiles

Plasterboard

Acoustic insulation

Sarking

GROUND FLOOR

SECOND FLOOR

ZOOMED-IN NW ISOMETRIC VIEW

Backfill

Natural fill + angle of repose

Sandy clay + angle of repose

Cracking caused by differential movement

Swelling with excess moisture

Particle size under normal conditions

EXCESSIVE MOISTURE

SOIL PROFILE + ANGLE OF REPOSE

FOUNDATIONS

Corrosion of steel reinforcement due to lack of adequate concrete cover

STRIP FOOTING

FOOTING FAILURE

FOOTINGS

Waterproof membrane Compacted engineer fills

PRECAST PANEL TO SUSPENDED SLAB ON GROUND CONNECTION Concrete shrinkage and cracking due to lack of top reinforcement

Bored pier connection to slab

Buckling of bored pier and reinforcement

Movement of boulders Cracking of ground floor slab due to differential movement of foundation

STAIRS TO SLAB CONNECTION SUSPENDED SLAB

GROUND FLOOR SLAB

Hollow-core plank with Hollow-core plank without camber reinforcement/ camber

Scabble for better adhesion

Perimeter wall provides lateral stability to hollow-core planks

Pre-stressed tension Screed square mesh cable reinforcement with lapping

CAMBER

Dowel bar from precast wall to screed in hollow-core notch

HOLLOW CORE TO PRECAST PANEL CONNECTION 40MPa screed poured between and above planks to create diaphragm framing system

50MPa planks

hollow-core

RIGID JOINT LOADS

HOLLOW-CORE PROFILE

HOLLOW CORE

Panel sitting on packers and grout

PRECAST PANEL TO STRIP FOOTING CONNECTION

U-bars tie in reinforcement to transfer load

Backing rod

Sealant protects inside from water, dust, etc

Grout forms rigid connection Grout provides fire resistivity to steel dowel

PRECAST PANEL HORIZONTAL CONNECTION

PRECAST PANEL VERTICAL CONNECTION

PRECAST PANELS

Load transfer from roof beam to precast panel

U-bar welded into cast plate wraps around precast panel reinforcement

Anchor bolts covered in epoxy for better adhesion into screed

STEEL COLUMN TO HOLLOW-CORE CONNECTION

ROOF BEAMS TO PRECAST PANEL CONNECTION

STRUCTURAL STEEL

Vapour barrier

Secondary load transfer from purlin to roof beam (primary structure)

Roof blanket with Building blanket Roof sheet reflective foil insulation

Roof spacer with thermal break

ROOF LAYERS Z- purlin

CONCEALED CONNECTION

PURLIN TO ROOF BEAM CONNECTION

ROOFING

Roof sheeting without coating

Sarking

Capping with wash away from facade protects cladding

Insulation squashed without roof spacers

Squashed air pockets

Damage to facade without wash

ROOFING PROBLEMS 1 Ponding under flashing

PARAPET + CLADDING

Flashing notched into roof sheet

ROOFING PROBLEMS 2

ROOFING II

Thermal break stops conduction

Conduction occurs without thermal breaks

Double glazed glass

Single glazed glass

DOUBLE GLAZED WINDOW

SINGLE GLAZED DOOR

GLAZING

Overlap

Patching up fixings and edges

INTERNAL FINISHES